Lopez, N. d. L. (1988). The values professed and practiced by public and private secondary school teachers and administrators Pangasinan, 1987-1988.
Chicago (17e ed.) BronvermeldingLopez, Natividad de Leon. The Values Professed and Practiced by Public and Private Secondary School Teachers and Administrators Pangasinan, 1987-1988. 1988.
MLA (9e ed.) BronvermeldingLopez, Natividad de Leon. The Values Professed and Practiced by Public and Private Secondary School Teachers and Administrators Pangasinan, 1987-1988. 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.